Its fear-splitting screech reverberates throughout space and time. Swiss and Norwegian neuroscientists have discovered that the ancient Aztec death whistle — often credited with emitting the scariest ...

The Aztec skull whistle produces a shrill, screaming sound. A study shows that these whistles have a disturbing effect on the human brain. The Aztecs may have deliberately used this effect in ...

During ritual ceremonies, the ancient Aztec civilization used a “death whistle” — a haunting instrument shaped like a human skull. Its eerie, high-pitched scream is not just a product of its unique ...

ANCIENT Aztec 'death whistles' have a strange 'uncanny valley'-style effect on the human brain, new research has found. These clay instruments were often shaped like human skulls, and are known for ...

The wail of the Aztec Death Whistle was the last thing many human sacrifices ever heard before they met their untimely end. The chilling noise is described as the 'scariest sound in the world', and is ...

An ancient Aztec Death Whistle has been found to make the "most terrifying sound in the world". Civilisations that thrived in Mexico, such as the Mayans, were known to have dangerous objects. This ...

A 'bird whistle' thought to have been used for sound effects in 16th century performances of Romeo and Juliet has been discovered. Archaeologists found the whistle at the site of the Curtain Theatre, ...